OpenSceneGraph/include/osgDB/FileUtils

113 lines
4.1 KiB
C++

/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2003 Robert Osfield
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* OpenSceneGraph Public License for more details.
*/
#ifndef OSGDB_FILEUTILS
#define OSGDB_FILEUTILS 1
#include <osgDB/Registry>
#include <vector>
#include <deque>
#include <string>
namespace osgDB {
enum CaseSensitivity
{
CASE_SENSITIVE,
CASE_INSENSITIVE,
};
enum FileType
{
FILE_NOT_FOUND,
REGULAR_FILE,
DIRECTORY,
};
// Make a new directory. Returns true if directory exists or was created.
extern OSGDB_EXPORT bool makeDirectory( const std::string &directoryPath );
// Make a new directory for a given file.
extern OSGDB_EXPORT bool makeDirectoryForFile( const std::string &filePath );
/** return true if a file exisits. */
extern OSGDB_EXPORT bool fileExists(const std::string& filename);
/** return type of file. */
extern OSGDB_EXPORT FileType fileType(const std::string& filename);
/** find specified file in specified file path.*/
extern OSGDB_EXPORT std::string findFileInPath(const std::string& filename, const FilePathList& filePath,CaseSensitivity caseSensitivity=CASE_SENSITIVE);
/** return the directory/filename of a file if its is contained within specified directory.
* return "" if directory does not contain file. If caseInsensitive is set to true then
* a case insensitive comparison is used to compare fileName to directory contents.
* This is useful when unix programs attempt read case insentive windows filenames.
*/
extern OSGDB_EXPORT std::string findFileInDirectory(const std::string& fileName,const std::string& dirName,CaseSensitivity caseSensitivity=CASE_SENSITIVE);
/** simple list of names to represent a directory's contents. */
typedef std::vector<std::string> DirectoryContents;
/** return the contents of a directory.
* returns an empty array on any error.*/
extern OSGDB_EXPORT DirectoryContents getDirectoryContents(const std::string& dirName);
inline void setDataFilePathList(const FilePathList& filepath) { osgDB::Registry::instance()->setDataFilePathList(filepath); }
inline void setDataFilePathList(const std::string& paths) { osgDB::Registry::instance()->setDataFilePathList(paths); }
inline FilePathList& getDataFilePathList() { return osgDB::Registry::instance()->getDataFilePathList(); }
extern OSGDB_EXPORT std::string findDataFile(const std::string& filename,CaseSensitivity caseSensitivity=CASE_SENSITIVE);
/** Convinience class for pushing a path on construction, and popping the path
* and destruction. This helps keep the addition of a path local to a block
* of code, even in the presence of exceptions.*/
class PushAndPopDataPath
{
public:
PushAndPopDataPath(const std::string& path)
{
getDataFilePathList().push_front(path);
}
~PushAndPopDataPath()
{
getDataFilePathList().pop_front();
}
};
inline void setLibraryFilePathList(const FilePathList& filepaths) { osgDB::Registry::instance()->setLibraryFilePathList(filepaths); }
inline void setLibraryFilePathList(const std::string& paths) { osgDB::Registry::instance()->setLibraryFilePathList(paths); }
inline FilePathList& getLibraryFilePathList() { return osgDB::Registry::instance()->getLibraryFilePathList(); }
extern OSGDB_EXPORT std::string findLibraryFile(const std::string& filename,CaseSensitivity caseSensitivity=CASE_SENSITIVE);
/** convert a string containing a list of paths deliminated either with ';' (Windows) or ':' (All other platforms) into FilePath represetation.*/
extern OSGDB_EXPORT void convertStringPathIntoFilePathList(const std::string& paths,FilePathList& filepath);
extern OSGDB_EXPORT void appendPlatformSpecificLibraryFilePaths(FilePathList& filepath);
}
#endif